%0 Journal Article
%A V. V. Gorlov
%T On closed classes of $k$-valued logic, all superclasses of which have only trivial congruences
%J Doklady Akademii Nauk
%D 1977
%P 273-276
%V 234
%N 2
%I mathdoc
%U http://geodesic.mathdoc.fr/item/DAN_1977_234_2_a2/
%G ru
%F DAN_1977_234_2_a2